Home / 368,694,990.82-552,656,175.76-171,796,071.16

Finding the Fourth Proportional to 368,694,990.82, 552,656,175.76 and 171,796,071.16

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Solution

The fourth proportional to 368,694,990.82, 552,656,175.76 and 171,796,071.16 is: 257,514,102.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,694,990.82 : 552,656,175.76 = 171,796,071.16 : x
  2. Step 2: Convert to fraction form
    368,694,990.82/552,656,175.76 = 171,796,071.16/x
  3. Step 3: Cross multiply
    368,694,990.82x = 552,656,175.76 × 171,796,071.16
  4. Step 4: Simplify right side
    368,694,990.82x = 94,944,159,697,878,416
  5. Step 5: Solve for x
    x = 94,944,159,697,878,416/368,694,990.82
  6. Step 6: Final answer
    x = 257,514,102.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.